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FINANCIAL HIGHLIGHTS (Tables) | 3 Months Ended
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Mar. 31, 2026
FINANCIAL HIGHLIGHTS |
Schedule of per share performance data and other supplemental financial data | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ ​ ​ | Three months ended | ​ ​ ​ | Three months ended | ​
​ | ​ | March 31, 2026 | ​ | March 31, 2025 | ​
​ | ​ | (Unaudited) | ​ ​ ​ | (Unaudited) | ​
Per Share Operating Performance: | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net asset value, beginning of period | ​ | $ | 61.77 | ​ | $ | 62.94 | ​
Total income (loss) | ​ |  | 41.85 | ​ |  | 1.50 | ​
Total expenses | ​ |  | (0.18) | ​ |  | (0.16) | ​
Net increase (decrease) in net asset value | ​ |  | 41.67 | ​ |  | 1.34 | ​
Net asset value, end of period | ​ | $ | 103.44 | ​ | $ | 64.28 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total Return | ​ |  | 67.46 | % |  | 2.13 | %
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Ratios to Average Net Assets | ​ |  | ​ | ​ |  | ​ | ​
Total income (loss) | ​ |  | 56.95 | % |  | 2.43 | %
Management fees# | ​ |  | 0.60 | % |  | 0.60 | %
Total expenses excluding management fees# | ​ |  | 0.35 | % |  | 0.43 | %
Net income (loss) | ​ |  | 56.72 | % |  | 2.18 | %
# | Annualized.

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